Mayumi Sekino
aka: M. Sekino, 関野 真由美Game Credits (4)
Andorogynus (1987,  by Telenet Japan) |
Special Thanks (M. Sekino) |
| XZR: Hakai no Gūzō (1988, by Reno) |
Promotion Department |
| XZR II (1988, by Reno) |
Promotion (関野 真由美) |
| The Fantasm Soldier Valis 2 (1989, by Reno) |
Promotion (関野 真由美) |